(19)

(11)

EP 1 159 092 A1

(12)

(43) Date of publication: 05.12.2001 Bulletin 2001/49 (21) Application number: 00905271.3 (22) Date of filing: 11.02.2000

(51) International Patent Classification (IPC)7: B21B 31/04, B21B 31/08 (86) International application number: PCT/IT0000/042 (87) International publication number: WO 0053/350 (14.09.2000 Gazette 2000/37)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 08.03.1999 IT UD990053 (71) Applicant: S.I.M.A.C S.p.A. I-33017 Tarcento (Udine) (IT)	(72) Inventor: NARDUZZI, Lorenzo I-33017 Tarcento (IT) (74) Representative: D'Agostini, Giovanni, Dr.  D'AGOSTINI ORGANIZZAZIONEVia G. Giusti 17 33100 Udine 33100 Udine (IT)